AirHint found the following cheapest return flights from London (LHR) to Riyadh (RUH) in December 2026 (see full year).

Return flights

07 Dec - 21 Dec	LOT
15 Dec - 25 Dec	LOT
27 Dec - 30 Dec	LOT
17 Dec - 02 Jan	ITA Airways
18 Dec - 04 Jan	ITA Airways
22 Dec - 08 Jan	LOT
28 Dec - 02 Jan	ITA Airways
16 Dec - 27 Dec	LOT
28 Dec - 03 Jan	LOT
30 Dec - 03 Jan	LOT
25 Dec - 03 Jan	Saudia
17 Dec - 03 Jan	Lufthansa
16 Dec - 27 Dec	Saudia	direct
28 Dec - 03 Jan	Saudia	direct
15 Dec - 25 Dec	Virgin Atlantic	direct
07 Dec - 21 Dec	Virgin Atlantic	direct
28 Dec - 02 Jan	Virgin Atlantic	direct

Also check the deals for one-way flights from London to Riyadh in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Riyadh in December from 407€

Return flights